Partnership - General Aptitude

Q1:

A and B entered into partnership with capitals in the ratio 4 : 5. After 3 months, A withdrew  of his capital and B withdrew  of his capital. The gain at the end of 10 months was Rs. 760. A's share in this profit is:

A Rs. 330

B Rs. 360

C Rs. 380

D Rs. 430

ANS:A - Rs. 330

A : B = 4x x 3 + 4x - 1 x 4x x 7 : 5x x 3 + 5x - 1 x 5x x 7
4 5
   = (12x + 21x) : (15x + 28x)    = 33x :43x    = 33 : 43.
 A's share = Rs. 760 x 33 = Rs. 330.
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